I’m about the only person I know without a tattoo.Well, this is not true. My parents don’t have tattoos, and I don’t think most of their friends do—although I’ve not done a close inspection. That would be hard to do, and probably not very polite.But among people my age and younger, I’ve become something of an oddity, yet I can honestly say I’ve never considered getting one. This isn’t because I have anything against tattoos. I’ve seen some that were beautiful. But I’ve also seen some that read “Forever Young” or “No Regrets,” and I wonder if this will always ...